The Sinister Prince Dotes on His Cute Concubine Alone

She is the heir to the Xia Group in the 21st century. She has everything she needs. When she wakes up, she is stunned by the princess of the Xia Dynasty and becomes the substitute princess. She has no one to rely on and can only stay with him to find her way home. He was originally just a prince in the cold palace, but he saw his mother and concubine poisoned to death by the emperor and the queen. Because the queen had no heirs, she chose one of him and his second brother to kill his brothers, and he got his wish and became the prince. But he wanted more than that, to strategize and have full wings. They were two people from two different worlds, but they were tied together by a substitute marriage. When he met the youthful and energetic her, the ice-cold man melted away all the pain. However, fate was always joking, making them miss each other time and time again. After washing away the brilliance, no power in the world could compare to her innocent smile.